ScienceJohn Michels (Journalist) 1955 |
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Стр. 205
... material that would be wholly out of place in such a course tend to detract from the value of the book for class use . Specifi- cally , the material on testing of magnetic materials and on the construction of magnetic amplifiers has no ...
... material that would be wholly out of place in such a course tend to detract from the value of the book for class use . Specifi- cally , the material on testing of magnetic materials and on the construction of magnetic amplifiers has no ...
Стр. 689
... material of the Sandia level is , of course , distinct and earlier by its very subposition beneath the Folsom stratum and the superimposed yellow ochre . Be- low the Sandia level is a sterile layer of clay representative of another wet ...
... material of the Sandia level is , of course , distinct and earlier by its very subposition beneath the Folsom stratum and the superimposed yellow ochre . Be- low the Sandia level is a sterile layer of clay representative of another wet ...
Стр. 1184
... material appears to be too modern for proper dating by these means . In any case , the age of the component materials bears little or no relationship to the age of the ice island as such - that is , the time since it broke away from the ...
... material appears to be too modern for proper dating by these means . In any case , the age of the component materials bears little or no relationship to the age of the ice island as such - that is , the time since it broke away from the ...
Содержание
SIT MINN | 55 |
News of Science New Affiliate of the AAAS Soviet Invitation International Observatory Program | 65 |
Book Reviews Clinical versus Statistical Prediction Pharmacology in Medicine Standard Values | 79 |
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